Home / 39,097.37-53,954.44-21,192.32

Finding the Fourth Proportional to 39,097.37, 53,954.44 and 21,192.32

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Solution

The fourth proportional to 39,097.37, 53,954.44 and 21,192.32 is: 29,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.37 : 53,954.44 = 21,192.32 : x
  2. Step 2: Convert to fraction form
    39,097.37/53,954.44 = 21,192.32/x
  3. Step 3: Cross multiply
    39,097.37x = 53,954.44 × 21,192.32
  4. Step 4: Simplify right side
    39,097.37x = 1,143,419,757.90
  5. Step 5: Solve for x
    x = 1,143,419,757.90/39,097.37
  6. Step 6: Final answer
    x = 29,245.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.